/* Navigation - Island Style */
nav {
  position: fixed;
  top: 1rem;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 2rem);
  max-width: 900px;
  z-index: 100;
  background: rgba(255, 255, 255, 0.45);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 1rem;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
  transition: all 0.3s ease;
}

nav.scrolled {
  background: rgba(255, 255, 255, 0.6);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
}

.nav-inner {
  max-width: 100%;
  margin: 0 auto;
  padding: 0.75rem 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-primary);
  text-decoration: none;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 0.9rem;
}

.nav-links {
  display: none;
  gap: 2rem;
  font-size: 0.875rem;
  font-weight: 500;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-primary);
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: var(--primary);
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}

.nav-right-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn.nav-cta {
  display: none !important;
}

@media (min-width: 768px) {
  .btn.nav-cta {
    display: inline-block !important;
  }
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  gap: 5px;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

@media (min-width: 768px) {
  .hamburger {
    display: none;
  }
}

/* Mobile menu */
.mobile-menu {
  display: none;
  flex-direction: column;
  padding: 1rem 1.25rem 1.5rem;
  border-top: 1px solid var(--gray-200);
}

.mobile-menu.active {
  display: flex;
}

.mobile-menu a {
  padding: 0.875rem 0;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 500;
  font-size: 1rem;
  border-bottom: 1px solid var(--gray-100);
}

.mobile-menu a:last-child {
  border-bottom: none;
}

.mobile-menu .mobile-cta {
  margin-top: 1rem;
  text-align: center;
}

@media (min-width: 768px) {
  .mobile-menu {
    display: none !important;
  }
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  background: var(--gray-100);
  border-radius: 6px;
  padding: 0.25rem;
  margin-right: 1rem;
}

.lang-btn {
  padding: 0.35rem 0.6rem;
  border: none;
  background: transparent;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.lang-btn:hover {
  color: var(--text-primary);
}

.lang-btn.active {
  background: white;
  color: var(--primary);
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}